Funding woes at Nasa have put a question mark against many of its planned activities.

BBC: Smart UK navigation system for Mars rover

Committee member Raymond McCartney said the case put a question mark over the future of supergrass trials.

BBC: Mark Haddock UVF supergrass trial cost taxpayers ?11.5m

So that means I have to put a big question mark over myself.

WSJ: Reformed Bad-Girl Artist Tracey Emin

Then, while they are answering each question from the reporter, I ask them to put a check mark next to their message point each time they mention one during an answer.

FORBES: Answering Media Questions With Precision -Media Training